XmTextSetInsertionPosition sets the insertion cursor position of the
Text widget.
This routine also calls the widget's XmNmotionVerifyCallback
callbacks if the insertion cursor position changes.
widget
Specifies the Text widget ID
position
Specifies the position of the insertion cursor. This is an integer number
of characters from the beginning of the text buffer. The first
character position is 0 (zero).
For a complete definition of Text and its associated resources, see
XmText(3).